91308040

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1\times {\mathrm{233}}^1$

素因数の和:442

約数の個数: 64

約数和(自身を含む): 210515760

約数和(自身を除く): 119207720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 101, 194, 202, 233, 388, 404, 466, 485, 505, 776, 808, 932, 970, 1010, 1165, 1864, 1940, 2020, 2330, 3880, 4040, 4660, 9320, 9797, 19594, 22601, 23533, 39188, 45202, 47066, 48985, 78376, 90404, 94132, 97970, 113005, 117665, 180808, 188264, 195940, 226010, 235330, 391880, 452020, 470660, 904040, 941320, 2282701, 4565402, 9130804, 11413505, 18261608, 22827010, 45654020, 91308040]

約数ペア:

[(1, 91308040), (2, 45654020), (4, 22827010), (5, 18261608), (8, 11413505), (10, 9130804), (20, 4565402), (40, 2282701), (97, 941320), (101, 904040), (194, 470660), (202, 452020), (233, 391880), (388, 235330), (404, 226010), (466, 195940), (485, 188264), (505, 180808), (776, 117665), (808, 113005), (932, 97970), (970, 94132), (1010, 90404), (1165, 78376), (1864, 48985), (1940, 47066), (2020, 45202), (2330, 39188), (3880, 23533), (4040, 22601), (4660, 19594), (9320, 9797)]